牛虻

牛虻	niú méng	gadfly (Tabanus bovinus)
牛	Niú	surname Niu
牛	niú	ox / cow / bull / CL:条,头 / newton (abbr. for 牛顿) / (slang) awesome
虻	méng	horsefly / gadfly
虻	méng	old variant of 虻